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Cells - School Essays

Cells

A parent cell divides to make two smaller daughter cells that then grow into full size cells and may or may not divide like their parent.

A nucleotide is made up of a phosphate a pentose or five carbon sugar and a one ring purimidie or a two ring purine

In a the DNA double helix a purine always bond with perimedines this is known as complimentary Base Paring rule. THIS ALWAYS HAPPENS

Cytosine and Guanine always bond together in a double helix and

Thymine always bonds with adenine.

DNA Must be copied before cell division. The two Daughter cells are Allways smaller than the parent cell but they are identical to the parent cell.

The production of two identical daughter ...

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For Ribose nucleic acid.

Dehydration Synthesis (to make by removing water)is the process of bonding monomers or anyother mollecule.

Removing water is only way to bond molecules with other mollecules. To destroy a mollecule you add water.

To conduct dehydration synthesis you start by removing An ho from one molleculle and an oxygen from the other.

Nucleotides of dna and rna compare and contrast.

A nucleotide is made of three parts the first part is a phosphate group for both RNA and DNA.

A nucleotide needs to have a pentose or a five carbon sugar this is the same for both RNA and DNA except they have diffrent sugars. DNAs sugar is Deoxy Ribose and RNA has ribose.

The third componente of any nucleotide is the nitrogednus base. And The nitrogenous bases that can be found are A,G,C,T. if you see a Deoxyribose sugar in a nucleotide it is A DNA nucleotide. If the nitrogenous base has two rings adenine and guanine it is called a purine. If it has one ring thymine and ...

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PAPER DETAILS

Added: 3/21/2011 04:30:22 PM
Submitted By: Nick464464
Category: Science & Nature
Type: Free Paper
Words: 455
Pages: 2

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